Home / 28,025.32-38,674.93-16,089.43

Finding the Fourth Proportional to 28,025.32, 38,674.93 and 16,089.43

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Solution

The fourth proportional to 28,025.32, 38,674.93 and 16,089.43 is: 22,203.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,025.32 : 38,674.93 = 16,089.43 : x
  2. Step 2: Convert to fraction form
    28,025.32/38,674.93 = 16,089.43/x
  3. Step 3: Cross multiply
    28,025.32x = 38,674.93 × 16,089.43
  4. Step 4: Simplify right side
    28,025.32x = 622,257,385.62
  5. Step 5: Solve for x
    x = 622,257,385.62/28,025.32
  6. Step 6: Final answer
    x = 22,203.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.